Portable disk drive alignment tester



FIG. 1 is a perspective view of a portable disk drive alignment tester with the cover open showing my new design;

FIG. 2 is a perspective view thereof with the cover closed;

FIG. 3 is a top view thereof;

FIG. 4 is a front elevational thereof;

FIG. 5 is a right side elevation thereof the opposition said being a mirror image;

FIG. 6 is a rear elevation thereof; and

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a portable disk drive alignment tester, as shown. 